@incollection{2021:ahrens:titeleiin,
title = {Titelei/Inhaltsverzeichnis},
year = {2021},
note = {},
booktitle = {Handbuch Projektsteuerung - Baumanagement.},
pages = {1--18},
edition = {1},
author = {Ahrens, Hannsjörg},
publisher = {Fraunhofer IRB Verlag},
address = {Stuttgart},
series = {},
volume = {}
}